HKDSE Geography Practice Questions - Hong Kong Diploma Of Secondary Education (HKDSE) Geography Exam

Why do destructive plate boundaries with deep ocean trenches frequently generate tsunamis?

Sudden vertical displacement of the seabed during megathrust earthquakes displaces a large volume of water The horizontal sliding of plates pushes water sideways Volcanic gases dissolve and lower sea level rapidly Tidal forces are amplified above subduction zones

Correct Answer:

Sudden vertical displacement of the seabed during megathrust earthquakes displaces a large volume of water

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